html, body, div, span, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary, time, mark, audio, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, abbr, address, cite, code, del, dfn, em, img, ins, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, video {
    margin: 0;
    padding: 0;
    outline: 0;
    border: 0;
    background: transparent;
    font-size: 100%;
}
html {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
:root {
    --primary-color: #ff6900;
    --active-color: #ff6900;
    --blue-color: #007bff;
    --red-color: #ff0000;
}
body {
    background: #f0f0f0;
    color: #666;
    font-size: 14px;
    line-height: 1.42857143;
    font-family: "Microsoft YaHei", Helvetica, Arial, sans-serif;
    font-weight: 400;
    overflow-x: hidden;
}
*:before, *:after {
    box-sizing: border-box;
}
* {
    box-sizing: border-box;
}
article, hgroup, menu, nav, section, aside, details, figcaption, figure, footer, header {
    display: block;
}
nav ul, ul, li {
    list-style: none;
}
blockquote {
    quotes: none;
}
blockquote:before, blockquote:after {
    content: none;
}
a {
    color: #666;
    vertical-align: baseline;
    text-decoration: none;
    font-size: 100%;
    transition: all 0.3s ease;
    margin: 0;
    padding: 0;
}
a, input {
    outline: none;
}
a:hover, a:focus {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
}
img {
    max-width: 100%;
    height: auto;
}

.container {
    margin: 0 auto;
    max-width: 1260px;
    padding: 0 20px;
}
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}
.col-md-3 {
    width: 25%;
    padding: 0 15px;
}
.text-center {
    text-align: center;
}

.header {
    padding-top: 82px;
}
.header .header-nav {
    position: fixed;
    width: 100%;
    float: left;
    background-color: rgba(255, 255, 255, 1);
    z-index: 886;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(22, 22, 22, 0.1);
    top: 0;
    left: 0;
}
.header .nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}
.header .logo {
    height: 30px;
}
.header .logo img {
    height: 100%;
}
.navbar {
    display: flex;
    margin: 0;
    padding: 0;
}
.navbar li {
    position: relative;
    min-width: auto;
    text-align: center;
}
.navbar a {
    display: block;
    text-transform: uppercase;
    line-height: 80px;
    padding: 0 15px;
    font-size: 16px;
    font-weight: 400;
    color: #333;
    transition: all 0.3s ease;
}
.navbar li.active > a, .navbar li:hover > a {
    color: var(--primary-color);
}
.navbar li:after {
    background: var(--primary-color);
    content: "";
    height: 2px;
    width: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    transition: all 0.3s ease;
}
.navbar li.active:after, .navbar li:hover:after {
    width: 100%;
}
.navbar li ul {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    padding: 0;
    min-width: 160px;
    display: none;
    z-index: 999;
}
.navbar li:hover ul {
    display: block;
}
.navbar li ul li {
    float: none;
    width: 100%;
}
.navbar li ul li a {
    line-height: 42px;
    padding: 0 15px;
    font-size: 14px;
    text-transform: none;
}
.navbar li ul li a:hover {
    background: var(--primary-color);
    color: #fff;
}

.login-btn {
    padding: 8px 16px;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 4px;
    margin-left: 15px;
    line-height: normal;
}
.login-btn:hover {
    background: var(--primary-color);
    color: #fff;
}
.sbtn {
    font-size: 18px;
    color: #666;
    cursor: pointer;
    margin-left: 15px;
    line-height: 80px;
}

.searchBox {
    background: #fff;
    padding: 15px 20px;
    border-top: 1px solid #eee;
    position: relative;
    z-index: 888;
}
.search-pup {
    position: relative;
}
.search-pup form input {
    width: 100%;
    max-width: 250px;
    border: 1px solid #ddd;
    padding: 8px 35px 8px 10px;
    border-radius: 3px;
}
.search-pup form button {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #999;
}

.sliderbox {
    margin-top: -82px;
}
.slider {
    width: 100%;
    position: relative;
    overflow: hidden;
}
.slide {
    position: relative;
    height: 450px;
}
.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 10;
}
.style-banner h5 {
    font-size: 55px;
    color: #ffb103;
    text-shadow: 2px -1px 4px #333;
    margin-bottom: 10px;
}
.style-banner h4 {
    color: #fff;
    font-size: 2em;
    font-weight: 600;
    text-shadow: 2px -1px 4px #000;
}
.view-buttn {
    margin-top: 30px;
}
.view-buttn a {
    font-size: 14px;
    color: #fff;
    text-decoration: none;
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    border-radius: 4px;
}

.main {
    width: 100%;
    float: left;
}
.w1200 {
    padding: 0;
}
.PostBox {
    clear: both;
    padding: 60px 0;
}
.PostBox.back1 {
    background: #fcfcfc;
}
.PostBox.back2 {
    background: #fff;
}
.PostBox.about {
    background: #f6f6f6;
}

.post {
    max-width: 1260px;
    margin: 0 auto;
    padding: 40px 20px;
}
.postTitle {
    text-align: center;
    padding-bottom: 30px;
    position: relative;
    margin-bottom: 30px;
}
.postTitle h3 {
    font-size: 2em;
    text-transform: capitalize;
    font-weight: normal;
    margin-bottom: 10px;
}
.postTitle span.title2 {
    color: #9e9e9e;
    font-size: 14px;
}

.PostShow {
    position: relative;
}
.PostShow ul {
    width: 100%;
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}
.PostShow li {
    width: 23.5%;
    float: left;
    margin: 1.5% 0.65% 1.5% 0.85%;
    overflow: hidden;
    background: #fff;
    transition: all 0.3s ease;
}
.post-img {
    width: 100%;
    margin-bottom: 16px;
    overflow: hidden;
    position: relative;
}
.post-img img {
    width: 100%;
    height: auto;
}
.PostShow li h4 {
    margin: 0 0 5px;
    font-size: 16px;
    padding: 0 15px;
}
.PostShow li h4 a {
    color: #1c1d1e;
}
.PostShow li i {
    color: #999;
    font-size: 13px;
    font-style: normal;
    text-align: center;
    line-height: 20px;
    padding: 0 15px;
    display: block;
}
.PostShow li i.h2 {
    height: 40px;
    overflow: hidden;
}
.pt-2 {
    padding: 10px 15px;
    text-align: right;
}
.pt-2 i {
    color: #1c1d1e;
    font-size: 14px;
}

.case-item {
    width: 47% !important;
    background: #fff;
    border: 1px solid #eee;
}
.case-item .post-img {
    height: 200px;
}
.case-item h4 {
    padding: 15px !important;
    border-top: 1px solid #eee;
}

.postAbout {
    float: right;
    width: 50%;
    position: relative;
    z-index: 1;
}
.aboutImg {
    width: 50%;
    height: 400px;
    position: absolute;
    left: 0;
    top: 0;
    background-size: cover;
    background-position: center;
}

footer {
    background: #000;
    color: rgba(255, 255, 255, 0.48);
    padding: 40px 0;
    float: left;
    width: 100%;
}
.footer-text {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 20px;
}
.footer h4 {
    color: #fff;
    margin-bottom: 20px;
}
.footer ul {
    padding: 0;
}
.footer ul li {
    margin-bottom: 10px;
}
.footer ul li a {
    color: rgba(255, 255, 255, 0.3);
    font-size: 14px;
}
.footer ul li a:hover {
    color: var(--primary-color);
}
.copyright {
    padding-top: 20px;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
}

@media screen and (max-width: 960px) {
    .header {
        padding-top: 60px;
    }
    .header .nav-content {
        height: 60px;
    }
    .navbar {
        display: none;
    }
    .searchBox {
        padding: 10px;
    }
    .slide {
        height: 300px;
    }
    .style-banner h5 {
        font-size: 30px;
    }
    .style-banner h4 {
        font-size: 1em;
    }
    .PostShow li {
        width: 47%;
        margin: 0 1.46% 25px;
    }
    .case-item {
        width: 47% !important;
    }
    .aboutImg, .postAbout {
        width: 100%;
        position: static;
    }
    .aboutImg {
        height: 250px;
        margin-bottom: 20px;
    }
    .col-md-3 {
        width: 50%;
    }
}

@media screen and (max-width: 640px) {
    .header {
        padding-top: 48px;
    }
    .header .nav-content {
        height: 48px;
    }
    .slide {
        height: 200px;
    }
    .style-banner h5 {
        font-size: 24px;
    }
    .PostShow li {
        width: 98%;
        margin: 0 1% 20px;
    }
    .case-item {
        width: 98% !important;
    }
    .col-md-3 {
        width: 100%;
    }
}